CN200982795Y - Low temperature vacuum continuous drying tower for cereal - Google Patents
Low temperature vacuum continuous drying tower for cereal Download PDFInfo
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- CN200982795Y CN200982795Y CN 200620032596 CN200620032596U CN200982795Y CN 200982795 Y CN200982795 Y CN 200982795Y CN 200620032596 CN200620032596 CN 200620032596 CN 200620032596 U CN200620032596 U CN 200620032596U CN 200982795 Y CN200982795 Y CN 200982795Y
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- drying tower
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Abstract
The utility model discloses a cereal drying tower of low-temperature, vacuum and continuity, comprising an upper equilibrium bin, a vacuum drying chamber, a lower equilibrium bin, an evacuating device and a heat-supplying device, wherein the upper equilibrium bin, the vacuum drying chamber and the lower equilibrium bin are consecutively connected in a top-down way, intakes and outtakes of the upper and lower equilibrium bins are all provided with an air-tight material valve, the evacuating device is connected with the upper and lower equilibrium bins and the vacuum drying chamber, the heat-supplying device is connected with a heating pipe inside the vacuum drying chamber. The utility model has good drying quality, high speed of precipitation, high stability and air-tightness and good continuity, soundly guarantees the cereal dryness degree of uniformity, widely applicable for continuous drying operation with quality assured of thermo-sensible cereals, effectively guarantees the quality of grain processing products and reduces of incurrence of vermin and mold.
Description
Technical field
The utility model relates to a kind of cereal continuous drier, relates in particular to a kind of cereal cryogenic vacuum continuous drying tower.
Background technology
The cereal drying adopts the hot air type drying equipment more at present, the temperature of hot blast is generally at 120～160 ℃, in the process of oven dry, high-temperature hot-air is serious to the internal structure damage of cereal kernel, and grain quality was lost outstanding problems such as serious, that utilization rate of equipment and installations is lower after drying equipment also existed operating cost height, deficiency in economic performance, baking simultaneously.If drying process control is improper, the crackle rate of corn, percentage of damage, the paddy percent cracked rice, the acute height of the rate of going rancid of oil plant causes quality to descend not down, has had a strong impact on domestic and international trade.There is above-mentioned technical defective at air drier, research and develop a kind of efficient, energy-conservation, compliance with environmental protection requirements and grain drying device easy and simple to handle and solve the dry difficult problem of cereal, reduce pressing for of grain quality and quantity in postpartum loss having become agricultural production development.
The utility model content
The purpose of this utility model provides the cereal cryogenic vacuum continuous drying tower of a kind of air-tightness height, dried grain quality better, energy-saving and cost-reducing, environmental protection.
The utility model is by the following technical solutions: a kind of cereal cryogenic vacuum continuous drying tower, comprise surge bin, vacuum drying cabinet, following surge bin, vacuum extractor, heating plant, wherein go up balance bunker, vacuum drying cabinet, surge bin connection successively from top to bottom down, the import and export of upper and lower surge bin are separately installed with airtight Material valve, vacuum extractor is communicated with upper and lower balance bunker, vacuum drying cabinet respectively, and the indoor heating tube of heating plant and vacuum drying is communicated with.
Vacuum drying cabinet is placed with preheating section, dryer section, grain discharging section from top to bottom.
Be provided with the horizontal heating tube of both ends open in the described dryer section housing, stagger arrangement is arranged between each layer heating tube, horizontal heating tube two ends are provided with the baffling chamber that is communicated with it, the indoor baffling dividing plate that is respectively equipped with of baffling, upper and lower part, baffling chamber is provided with heating import and heating outlet respectively, has been horizontally disposed with between horizontal heating tube and has vacuumized the horn shape box.
Be equilateral triangle between the upper and lower layer of horizontal heating tube or the rhombus stagger arrangement is arranged, horn shape box two ends are fixed on the inner walls, and vacuum lead and horn shape box are communicated with.
Level is provided with at least one group of draining crop mechanism in the housing of described grain discharging section.
Draining crop mechanism comprises grain-guiding plate, row's grain impeller, transmission device, and wherein horizontal grain-guiding plate is arranged on the top of row's grain impeller, and transmission device is connected with row's grain impeller shaft end.
Transmission device comprises driving shaft, and driving shaft is connected with the axle head of one of them row's grain impeller, interconnects by sprocket wheel between row's grain impeller shaft end, and driving shaft is connected with reductor or motor by sprocket wheel, and row's grain impeller shaft end is sealed in the transmission case.
Vacuum extractor comprises main vacuum pump, backing vacuum pump and vacuum pipe, and wherein main vacuum pump is communicated with by vacuum pipe and vacuum drying cabinet, and backing vacuum pump is communicated with by vacuum pipe and the upper and lower balance bunker that is provided with the vacuum electric valve.
The utility model is provided with balance bunker, vacuum drying cabinet, following balance bunker from top to bottom, airtight connection between each device, and on feed inlet and outlet, be provided with airtight Material valve, and the process of continuous drying is in condition of high vacuum degree all the time, and the vaporization evaporating temperature of moisture is by 100.Be reduced to below 40 ℃, low-temperature vacuum drying can reduce drying loss more than 0.5%, has energy-efficient, stable even, advantages such as precipitation speed is fast, output big, environmental protection, raising quality.Wherein go up, following balance bunker is that cereal is deposited the transition terminal, on, following balance bunker all connects grain conveying device, the following air-tightness valve closing of last balance bunker and go up the air-tightness valve open, cereal enters in the balance bunker by conveying device, after last balance bunker charging finishes, airtight Material valve is closed in the pass, when vacuum balances each other with vacuum drying cabinet under the backing vacuum pump effect of bleeding, open down airtight Material valve, put into cereal to vacuum drying cabinet, following balance bunker and last balance bunker are operated equally, by opening, close airtight Material valve, can realize dry continuity, again can the assurance system in vacuum; Be provided with preheating section, dryer section and grain discharging section from top to bottom at vacuum drying cabinet, cereal at first falls to the preheating section preheating, drop to dryer section from preheating section cereal, make cereal in the dryer section dry run, guarantee to be full of dryer section all the time like this, the full material state of dryer section has guaranteed the slow homogeneous heating unanimity of cereal, unlikely part heats too fast damage cereal-granules, has guaranteed the continuity of cereal drying simultaneously; The horizontal heating tube of dryer section evenly distributes, be equilateral triangle between the heating tube up and down or rhombus is arranged, the whereabouts of turning back, the space of cereal between heating tube, chance and area that cereal contacts with horizontal heating tube have been increased, and constantly stir at dropping process cereal, help the conduction of heat, guaranteed the cereal thermally equivalent, dryer section also is provided with the horn shape box that vacuumizes, and hot-air and moist steam are taken away by the horn shape box subsequently; Grain discharging section is equipped with draining crop mechanism, keeps stable, continuously evenly arranges grain, makes that the cereal integral body in the vacuum drying evenly falls, and has guaranteed the uniformity index of grain drying preferably, and grain discharging section also has the effect of buffer memory cereal for the time being, has increased the tempering ratio.The utility model is widely used in the drying operation of guaranteeing the quality continuously of various thermal sensitivity cereal, has guaranteed the quality safety of grain processing product effectively, has reduced infested generation of going mouldy.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of draining crop mechanism of the present utility model.
The specific embodiment
As Fig. 1, shown in 2, cereal cryogenic vacuum continuous drying tower comprises surge bin 2, vacuum drying cabinet, following surge bin 8, vacuum extractor, heating plant, wherein go up balance bunker 2, vacuum drying cabinet, following surge bin 8 connects from top to bottom successively, import and export at last surge bin 2 are separately installed with airtight Material valve 1,3, the import and export of following surge bin 8 also are separately installed with airtight Material valve 7,9, vacuum drying cabinet is placed with preheating section 4 from top to bottom, dryer section 5, grain discharging section 6, the cereal of last surge bin 2 at first enters the preheating section 4 of vacuum drying cabinet, drop to dryer section 5 dryings again from preheating section 4 cereal, preheating section has played the effect of temporary cereal, guarantee the continuity of the dry materials in the dryer section 5, satisfy the continuity requirement of low-temperature vacuum drying technology, be provided with the horizontal heating tube 14 of both ends open in described dryer section 5 housings, stagger arrangement is arranged between each layer heating tube 14, horizontal heating tube 14 two ends are provided with the baffling chamber 23 that is communicated with it, be respectively equipped with baffling dividing plate 24 in the baffling chamber 23,23 bottoms, baffling chamber are provided with heating import 25, top is provided with heating outlet 26, between horizontal heating tube 14, be horizontally disposed with and vacuumized horn shape box 15, be equilateral triangle between horizontal heating tube 14 levels or the rhombus stagger arrangement is arranged, horizontal heating tube 14 is a pipe, elliptical tube, rhumbatron, rectangular tube, flat tube or spiral grooved tube or far-infrared heating tube or wear-resisting heating tube or reinforcement heating tube or fin heating tube, horn shape box 15 two ends are fixed on the inner walls, vacuum lead and horn shape box 15 are communicated with, for easy for installation, size according to equipment, dryer section can be designed to one section integral installation, also can be the segmentation assembling; Level is provided with 2～10 continuously arranged draining crop mechanisms in the housing of grain discharging section 6, draining crop mechanism comprises grain-guiding plate 27, row's grain impeller 28, transmission device, the top of wherein horizontal grain-guiding plate 27 row's of being arranged on grain impellers 28, transmission device comprises driving shaft 30, driving shaft 30 is connected with the axle head of one of them row's grain impeller 28, interconnect by sprocket wheel 31 between row's grain impeller 28 axle heads, driving shaft 30 is connected with reductor 32 by sprocket wheel 31, row's grain impeller 28 shaft ends are sealed in the transmission case 33, the draining crop mechanism of dress keeps stable on the grain discharging section 6, continuously arrange grain, make the indoor grain face integral body of vacuum drying evenly fall, the better uniformity index that must guarantee grain drying, in following surge bin 8 discharge processes, electronic airtight Material valve 7 is closed, grain under the draining crop mechanism row of vacuum drying cabinet is buffered in the grain discharging section 6 for the time being, when treating down surge bin 8 discharge and vacuum thereof not being with the vacuum drying cabinet balance, open electronic airtight Material valve 7 material is put into down surge bin 8, vacuum extractor comprises main vacuum pump 18, backing vacuum pump 20, vacuum pipe 16,17,22, wherein main vacuum pump 18 is communicated with by the horn shape box 15 of vacuum pipe 17 and dryer section 5, backing vacuum pump 20 is by vacuum pipe 16,22 and last, following balance bunker 2,8 are communicated with, under the effect of bleeding of main vacuum pump 18, make vacuum that the inner sustain of vacuum drying cabinet is stable and play the effect of equalizing pressure, guarantee the required cold environmental conditions of dry materials, reduce the evaporating temperature of moisture, improve the rate of drying of material, make material be issued to the drying quality requirement at the environment of vacuum and low temperature, backing vacuum pump 20, vacuum pipe 16, vacuum pipe 22, last surge bin 2, following surge bin 8, be installed in pipeline 16 respectively, vacuum electric valve 19 on 22,21 constitute auxiliary vacuum system, under the effect of bleeding of backing vacuum pump 20, make and go up surge bin 2, following surge bin 8 reaches the vacuum of vacuum drying process requirement, help the balance sysmte vacuum pressure, at last surge bin 2 before the vacuum drying cabinet blowing, electronic airtight Material valve 1,3 and vacuum electric valve 21 close, vacuum electric valve 19 is opened, last surge bin 2 is vacuumized, when the vacuum of last surge bin 2 and vacuum drying cabinet reaches balance, open electronic airtight Material valve 3, make material enter vacuum drying cabinet; Before downward surge bin 8 blowings of vacuum drying cabinet, electronic airtight Material valve 7,9 and vacuum electric valve 19 are closed, vacuum electric valve 21 is opened, following surge bin 8 is vacuumized, when the vacuum of surge bin 8 and vacuum drying cabinet reaches balance instantly, open electronic airtight Material valve 7, make material enter down surge bin 8, stablize the indoor vacuum of vacuum drying, helped normally carrying out of drying operation; Heating plant comprises heating boiler 12, high temperature circulation pump 11, pipeline 13, heating boiler 12 can be a hot-water boiler, steam boiler, heat-conducting oil furnace, medium in the closed-loop path is high-temperature water or superheated steam or conduction oil or blending agent, when 11 work of high temperature circulation pump, the thermal medium that is produced by heating boiler 12 passes through high temperature circulation pump 11, heating boiler 12, horizontal heating tube 14, form a loop heating system between the heat supply pipeline 13, heat energy recycle rate height, when material passes through horizontal heating tube 14 surfaces or gap, by the high-temperature mediums in the horizontal heating tube 14 heat is constantly passed to material and carry out heat drying.
The utility model consecutive drying tower of low-temperature vacuum of grain has the drying of guaranteeing the quality, energy-saving and cost-reducing, green ring Protect, easy to operate, the characteristics such as reliability strong, stability high, continuity is good so that cereal is at the low temperature bar The continuous drying of guaranteeing the quality under the part has been guaranteed color, shape and the nutrition of grain quality.
Claims (9)
1. cereal cryogenic vacuum continuous drying tower, it is characterized in that, comprise surge bin, vacuum drying cabinet, following surge bin, vacuum extractor, heating plant, wherein go up balance bunker, vacuum drying cabinet, surge bin connection successively from top to bottom down, the import and export of upper and lower surge bin are separately installed with airtight Material valve, vacuum extractor is communicated with upper and lower balance bunker, vacuum drying cabinet respectively, and the indoor heating tube of heating plant and vacuum drying is communicated with.
2. cereal cryogenic vacuum continuous drying tower as claimed in claim 1 is characterized in that vacuum drying cabinet is placed with preheating section, dryer section, grain discharging section from top to bottom.
3. cereal cryogenic vacuum continuous drying tower according to claim 2, it is characterized in that, be provided with the horizontal heating tube of both ends open in the described dryer section housing, stagger arrangement is arranged between each layer heating tube, horizontal heating tube two ends are provided with the baffling chamber that is communicated with it, the indoor baffling dividing plate that is respectively equipped with of baffling, upper and lower part, baffling chamber are provided with heating import and heating outlet respectively, have been horizontally disposed with between horizontal heating tube and have vacuumized the horn shape box.
4. according to the described cereal cryogenic vacuum of claim 3 continuous drying tower, it is characterized in that be equilateral triangle between the upper and lower layer of horizontal heating tube or the rhombus stagger arrangement is arranged, horn shape box two ends are fixed on the inner walls, vacuum lead and horn shape box are communicated with.
5. according to the described cereal cryogenic vacuum of claim 2 continuous drying tower, it is characterized in that level is provided with at least one group of draining crop mechanism in the housing of described grain discharging section.
6. according to the described cereal cryogenic vacuum of claim 5 continuous drying tower, it is characterized in that draining crop mechanism comprises grain-guiding plate, row's grain impeller, transmission device, wherein horizontal grain-guiding plate is arranged on the top of row's grain impeller, and transmission device is connected with row's grain impeller shaft end.
7. according to the described cereal cryogenic vacuum of claim 6 continuous drying tower, it is characterized in that, transmission device comprises driving shaft, driving shaft is connected with the axle head of one of them row's grain impeller, interconnect by sprocket wheel between row's grain impeller shaft end, driving shaft is connected with reductor or motor by sprocket wheel, and row's grain impeller shaft end is sealed in the transmission case.
8. according to claim 1 or 2 described cereal cryogenic vacuum continuous drying towers, it is characterized in that, vacuum extractor comprises main vacuum pump, backing vacuum pump and vacuum pipe, wherein main vacuum pump is communicated with by vacuum pipe and vacuum drying cabinet, and backing vacuum pump is communicated with by vacuum pipe and the upper and lower balance bunker that is provided with the vacuum electric valve.
9. according to the described cereal cryogenic vacuum of claim 7 continuous drying tower, it is characterized in that, vacuum extractor comprises main vacuum pump, backing vacuum pump and vacuum pipe, wherein main vacuum pump is communicated with by vacuum pipe and vacuum drying cabinet, and backing vacuum pump is communicated with by vacuum pipe and upper and lower balance bunker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620032596 CN200982795Y (en) | 2006-09-21 | 2006-09-21 | Low temperature vacuum continuous drying tower for cereal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620032596 CN200982795Y (en) | 2006-09-21 | 2006-09-21 | Low temperature vacuum continuous drying tower for cereal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200982795Y true CN200982795Y (en) | 2007-11-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620032596 Expired - Fee Related CN200982795Y (en) | 2006-09-21 | 2006-09-21 | Low temperature vacuum continuous drying tower for cereal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200982795Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101957125B (en) * | 2009-07-15 | 2012-02-08 | 郑州市飞航真空干燥技术有限公司 | Multiple-effect vacuum continuous drying equipment |
| CN102986866A (en) * | 2012-10-15 | 2013-03-27 | 怀远县巨龙机械制造有限公司 | Grain drying tower capable of reutilizing heat energy |
| CN103228155A (en) * | 2010-10-22 | 2013-07-31 | 博派克斯国际有限公司 | System and method for continuous treatment of solids at non-atmospheric pressure |
| CN105285090A (en) * | 2014-07-23 | 2016-02-03 | 唐东亭 | Continuous vacuum far-infrared low-temperature grain drying machine |
| CN105454342A (en) * | 2015-12-22 | 2016-04-06 | 中国农业科学院农产品加工研究所 | Continuous type vacuum dough mixer and using method thereof |
| CN106958994A (en) * | 2017-04-14 | 2017-07-18 | 汉广天工机械设备（北京）有限公司 | A kind of blinds coral tower three-stage drying plant and furnace drying method |
| CN111059894A (en) * | 2020-01-07 | 2020-04-24 | 中国石油化工股份有限公司 | Continuous vacuum drying and roasting method for small-grain 5A molecular sieve |
| CN111256436A (en) * | 2020-03-27 | 2020-06-09 | 吴焕松 | Grain drying equipment and water-containing coarse grain comprehensive treatment equipment |
-
2006
- 2006-09-21 CN CN 200620032596 patent/CN200982795Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101957125B (en) * | 2009-07-15 | 2012-02-08 | 郑州市飞航真空干燥技术有限公司 | Multiple-effect vacuum continuous drying equipment |
| CN103228155A (en) * | 2010-10-22 | 2013-07-31 | 博派克斯国际有限公司 | System and method for continuous treatment of solids at non-atmospheric pressure |
| US9055764B2 (en) | 2010-10-22 | 2015-06-16 | Bepex International, Llc | System and method for the continuous treatment of solids at non-atmospheric pressure |
| CN102986866A (en) * | 2012-10-15 | 2013-03-27 | 怀远县巨龙机械制造有限公司 | Grain drying tower capable of reutilizing heat energy |
| CN105285090A (en) * | 2014-07-23 | 2016-02-03 | 唐东亭 | Continuous vacuum far-infrared low-temperature grain drying machine |
| CN105454342A (en) * | 2015-12-22 | 2016-04-06 | 中国农业科学院农产品加工研究所 | Continuous type vacuum dough mixer and using method thereof |
| CN105454342B (en) * | 2015-12-22 | 2018-05-18 | 中国农业科学院农产品加工研究所 | Continuous type vacuum dough mixing machine and application method |
| CN106958994A (en) * | 2017-04-14 | 2017-07-18 | 汉广天工机械设备（北京）有限公司 | A kind of blinds coral tower three-stage drying plant and furnace drying method |
| CN111059894A (en) * | 2020-01-07 | 2020-04-24 | 中国石油化工股份有限公司 | Continuous vacuum drying and roasting method for small-grain 5A molecular sieve |
| CN111059894B (en) * | 2020-01-07 | 2021-11-23 | 中国石油化工股份有限公司 | Continuous vacuum drying and roasting method for small-grain 5A molecular sieve |
| CN111256436A (en) * | 2020-03-27 | 2020-06-09 | 吴焕松 | Grain drying equipment and water-containing coarse grain comprehensive treatment equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071128 Termination date: 20130921 |